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20865-52-5

20865-52-5 structure
20865-52-5 structure

Name 4-amino-5-methyl-2-oxo-1H-pyrimidine-6-carboxylic acid
Synonyms 6-amino-5-methyl-2-oxo-1,2-dihydro-pyrimidine-4-carboxylic acid
2-Hydroxy-6-amino-5-methyl-4-carboxy pyrimidine
4-Pyrimidinecarboxylic acid,6-amino-2-hydroxy-5-methyl
6-Amino-2-hydroxy-5-methyl-4-pyrimidinecarboxylic acid
5-Methyl-2-hydroxy-6-amino-4-carboxy-pyrimidin
Density 1.73g/cm3
Boiling Point 590.2ºC at 760 mmHg
Molecular Formula C6H7N3O3
Molecular Weight 169.13800
Flash Point 310.8ºC
Exact Mass 169.04900
PSA 109.07000
Vapour Pressure 8.91E-15mmHg at 25°C
Index of Refraction 1.706

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UV7718000
CHEMICAL NAME :
4-Pyrimidinecarboxylic acid, 6-amino-2-hydroxy-5-methyl-
CAS REGISTRY NUMBER :
20865-52-5
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C6-H7-N3-O3
MOLECULAR WEIGHT :
169.16
WISWESSER LINE NOTATION :
T6N CNJ BQ DZ E1 FVQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
180 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#04719
HS Code 2933599090
HS Code 2933599090
Summary 2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%